Interior Decorator
Kill 25 zombies in any game mode using environmental hazards
9/30/2009
8:08:37 PM
Common 80.1%
Environmental Awareness
Kill a zombie using an environmental hazard in any game mode
9/30/2009
7:59:57 PM
Common 91.8%
Acquire Waffle Weapons!
Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)
8/29/2009
10:08:50 PM
Very Rare 5.6%
Pack Addict!
Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)
8/20/2009
6:19:49 AM
Very Rare 5.4%
Perkaholics Anonymous!
Survive until round 20 without buying a single Perk. (Map Pack 3 only)
8/13/2009
3:59:27 AM
Ultra Rare 4.7%
Der Electrician!
Link all teleport pads before round 7. (Map Pack 3 only)
8/10/2009
2:27:46 AM
Very Rare 7.6%
It's a Trap!
Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)
8/7/2009
10:39:24 PM
Ultra Rare 2.7%
Deadhead
Get 150 zombie headshots in a single game. (Map Pack 2 only)
8/4/2009
12:19:16 AM
Ultra Rare 3.3%
Firestarter
Complete a level using only the flamethrower. Melee, grenades & explosives are OK.
7/25/2009
9:43:22 PM
Very Rare 7.5%
Soul Survivor
Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)
7/21/2009
7:19:41 PM
Ultra Rare 4.3%
Hammer Time
Repair 200 window boards in a single game. (Map Pack 2 only)
7/20/2009
9:38:22 PM
Ultra Rare 3.9%
Big Brawler
Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)
7/19/2009
3:26:38 AM
Ultra Rare 3.5%
Weapon of Minor Destruction
Kill no more than one zombie with a nuke. (Map Pack 2 only)
7/18/2009
11:21:42 PM
Very Rare 7.0%
The Professional
Shoot all of Amsel's henchmen, including their attack dog, without reloading. (Solo only)
7/7/2009
9:28:42 PM
Ultra Rare 4.1%
Blue Ribbon
Complete a 4-player Competitive Co-Op match in 1st place. (Online co-op Only)
3/22/2009
5:47:54 PM
Very Rare 5.2%